media: docs: fix references for vimc

As the test drivers got moved, we need to update the
cross-references accordingly.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
This commit is contained in:
Mauro Carvalho Chehab 2020-03-31 14:21:28 +02:00
commit ef7f0c9539